Swan River - Pier 21 Marina Wind ForecastAustraliaWAPerthSwan River - Pier 21 Marina1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time Swan River - Pier 21 Marina wind forecast issued today at 1:21 pm. Next forecast at approx. 1:21 am. Wind Speed Wind Gust Swan River - Pier 21 Marina Wind Statistics View MoreJune WindSwanbourne (8km)2026MayJuneStrongest 1 June, 202677.8km/h SWAverage June13.2km/hStrongest 31 May, 2026101.9km/h WNWAverage May13km/hStrongest 31 May, 2026101.9km/h WNWAverage 202615km/hClimate (2021–2026)Swanbourne (8km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 31 May, 2026101.9km/h WNWAverage 2021–202615.8km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average June17.5%10%2.5%CalmNear GaleJune Wind RoseJune (5 Year Average)5 Year Average Annual5 Year Average June17.5%10%2.5%CalmNear GaleGet WillyWeather+ to remove ads